staging: comedi: remove break after return

Remove "break" statement after a "return" statement as
it does not get executed.

Deadcode found by coccinelle --debug option

Signed-off-by: Supriya Karanth <iskaranth@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed